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        <h1>Coverage for <b>mtools.mlogfilter.filters.tablescan_filter</b> :
            <span class='pc_cov'>100%</span>
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            15 statements &nbsp;
            <span class='run hide_run shortkey_r button_toggle_run'>15 run</span>
            <span class='mis shortkey_m button_toggle_mis'>0 missing</span>
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<p id='t1' class='stm run hide_run'><span class='key'>from</span> <span class='nam'>base_filter</span> <span class='key'>import</span> <span class='nam'>BaseFilter</span><span class='strut'>&nbsp;</span></p>
<p id='t2' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t3' class='stm run hide_run'><span class='key'>class</span> <span class='nam'>TableScanFilter</span><span class='op'>(</span><span class='nam'>BaseFilter</span><span class='op'>)</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t4' class='pln'>&nbsp; &nbsp; <span class='str'>&quot;&quot;&quot; accepts only if the line contains a nscanned:[0-9] nreturned:[0-9] where the ratio of nscanned:nreturned is &gt; 100 and nscanned &gt; 10000</span><span class='strut'>&nbsp;</span></p>
<p id='t5' class='pln'><span class='str'>&nbsp; &nbsp; &quot;&quot;&quot;</span><span class='strut'>&nbsp;</span></p>
<p id='t6' class='stm run hide_run'>&nbsp; &nbsp; <span class='nam'>filterArgs</span> <span class='op'>=</span> <span class='op'>[</span><span class='strut'>&nbsp;</span></p>
<p id='t7' class='pln'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='op'>(</span><span class='str'>&#39;--scan&#39;</span><span class='op'>,</span> <span class='op'>{</span><span class='str'>&#39;action&#39;</span><span class='op'>:</span><span class='str'>&#39;store_true&#39;</span><span class='op'>,</span> <span class='str'>&#39;help&#39;</span><span class='op'>:</span><span class='str'>&#39;only output lines which appear to be table scans (if nscanned&gt;10000 and ratio of nscanned to nreturned&gt;100)&#39;</span><span class='op'>}</span><span class='op'>)</span><span class='strut'>&nbsp;</span></p>
<p id='t8' class='pln'>&nbsp; &nbsp; <span class='op'>]</span><span class='strut'>&nbsp;</span></p>
<p id='t9' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t10' class='stm run hide_run'>&nbsp; &nbsp; <span class='key'>def</span> <span class='nam'>__init__</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>mlogfilter</span><span class='op'>)</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t11' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='nam'>BaseFilter</span><span class='op'>.</span><span class='nam'>__init__</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>mlogfilter</span><span class='op'>)</span><span class='strut'>&nbsp;</span></p>
<p id='t12' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t13' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='key'>if</span> <span class='str'>&#39;scan&#39;</span> <span class='key'>in</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>mlogfilter</span><span class='op'>.</span><span class='nam'>args</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t14' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span class='nam'>self</span><span class='op'>.</span><span class='nam'>active</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>mlogfilter</span><span class='op'>.</span><span class='nam'>args</span><span class='op'>[</span><span class='str'>&#39;scan&#39;</span><span class='op'>]</span><span class='strut'>&nbsp;</span></p>
<p id='t15' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t16' class='stm run hide_run'>&nbsp; &nbsp; <span class='key'>def</span> <span class='nam'>accept</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>logevent</span><span class='op'>)</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t17' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t18' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='nam'>ns</span> <span class='op'>=</span> <span class='nam'>logevent</span><span class='op'>.</span><span class='nam'>nscanned</span><span class='strut'>&nbsp;</span></p>
<p id='t19' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='nam'>nr</span> <span class='op'>=</span> <span class='nam'>logevent</span><span class='op'>.</span><span class='nam'>nreturned</span><span class='strut'>&nbsp;</span></p>
<p id='t20' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t21' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='key'>if</span> <span class='nam'>ns</span> <span class='op'>!=</span> <span class='nam'>None</span> <span class='key'>and</span> <span class='nam'>nr</span> <span class='op'>!=</span> <span class='nam'>None</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t22' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span class='key'>if</span> <span class='nam'>nr</span> <span class='op'>==</span> <span class='num'>0</span><span class='op'>:</span><span class='strut'>&nbsp;</span></p>
<p id='t23' class='pln'>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span class='com'># avoid division by 0 errors</span><span class='strut'>&nbsp;</span></p>
<p id='t24' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span class='nam'>nr</span> <span class='op'>=</span> <span class='num'>1</span><span class='strut'>&nbsp;</span></p>
<p id='t25' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span class='key'>return</span> <span class='op'>(</span><span class='nam'>ns</span> <span class='op'>&gt;</span> <span class='num'>10000</span> <span class='key'>and</span> <span class='nam'>ns</span><span class='op'>/</span><span class='nam'>nr</span> <span class='op'>&gt;</span> <span class='num'>100</span><span class='op'>)</span><span class='strut'>&nbsp;</span></p>
<p id='t26' class='pln'><span class='strut'>&nbsp;</span></p>
<p id='t27' class='stm run hide_run'>&nbsp; &nbsp; &nbsp; &nbsp; <span class='key'>return</span> <span class='nam'>False</span><span class='strut'>&nbsp;</span></p>
                
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